#include <iostream>

using namespace std;

int main()
{
    /*int x = 10;
    int &y = x;
    cout << "x=" << x << "  " << "y=" << y << endl;
    cout << "&x=" << &x << "  " << "&y=" << &y << endl;
    */
    const int z = 100;
    const int &z1 = z;
    const int *p=&z;
    cout << *p << endl;
}